b'Heng Guo'

research

∙ 09/20/2023

Two generalizations of ideal matrices and their applications

In this paper, two kinds of generalizations of ideal matrices, generaliz...

0 Mingpei Zhang, et al. ∙

research

∙ 06/26/2023

Approximate Counting for Spin Systems in Sub-Quadratic Time

We present two approximate counting algorithms with O(n^2-c/ε^2) running...

0 Konrad Anand, et al. ∙

research

∙ 02/11/2023

Anatomical Invariance Modeling and Semantic Alignment for Self-supervised Learning in 3D Medical Image Segmentation

Self-supervised learning (SSL) has recently achieved promising performan...

0 Yankai Jiang, et al. ∙

research

∙ 12/05/2022

Med-Query: Steerable Parsing of 9-DoF Medical Anatomies with Query Embedding

Automatic parsing of human anatomies at instance-level from 3D computed ...

0 Heng Guo, et al. ∙

research

∙ 11/28/2022

NeuralMPS: Non-Lambertian Multispectral Photometric Stereo via Spectral Reflectance Decomposition

Multispectral photometric stereo(MPS) aims at recovering the surface nor...

0 Jipeng Lv, et al. ∙

research

∙ 11/07/2022

Towards derandomising Markov chain Monte Carlo

We present a new framework to derandomise certain Markov chain Monte Car...

0 Weiming Feng, et al. ∙

research

∙ 09/21/2022

ECSAS: Exploring Critical Scenarios from Action Sequence in Autonomous Driving

Critical scenario generation requires the ability of sampling critical c...

0 Shuting Kang, et al. ∙

research

∙ 08/02/2022

A New Probabilistic V-Net Model with Hierarchical Spatial Feature Transform for Efficient Abdominal Multi-Organ Segmentation

Accurate and robust abdominal multi-organ segmentation from CT imaging o...

0 Minfeng Xu, et al. ∙

research

∙ 08/01/2022

A simple polynomial-time approximation algorithm for the total variation distance between two product distributions

We give a simple polynomial-time approximation algorithm for the total v...

0 Weiming Feng, et al. ∙

research

∙ 07/11/2022

Edge-preserving Near-light Photometric Stereo with Neural Surfaces

This paper presents a near-light photometric stereo method that faithful...

0 Heng Guo, et al. ∙

research

∙ 06/30/2022

Fast sampling of satisfying assignments from random k-SAT

We give the first nearly linear time algorithm to approximately sample s...

0 Andreas Galanis, et al. ∙

research

∙ 05/04/2022

Sampling from the ferromagnetic Ising model with external fields

We study the sampling problem for ferromagnetic Ising models with consis...

0 Weiming Feng, et al. ∙

research

∙ 02/11/2022

Improved bounds for randomly colouring simple hypergraphs

We study the problem of sampling almost uniform proper q-colourings in k...

0 Weiming Feng, et al. ∙

research

∙ 07/12/2021

Inapproximability of counting hypergraph colourings

Recent developments in approximate counting have made startling progress...

0 Andreas Galanis, et al. ∙

research

∙ 05/04/2021

Counting vertices of integer polytopes defined by facets

We present a number of complexity results concerning the problem of coun...

0 Heng Guo, et al. ∙

research

∙ 12/28/2020

Local-to-Global Contraction in Simplicial Complexes

We give a local-to-global principle for relative entropy contraction in ...

0 Heng Guo, et al. ∙

research

∙ 07/16/2020

Rapid mixing from spectral independence beyond the Boolean domain

We extend the notion of spectral independence (introduced by Anari, Liu,...

0 Weiming Feng, et al. ∙

research

∙ 02/28/2020

End-to-end Robustness for Sensing-Reasoning Machine Learning Pipelines

As machine learning (ML) being applied to many mission-critical scenario...

25 Zhuolin Yang, et al. ∙

research

∙ 02/04/2020

Towards a Fast Steady-State Visual Evoked Potentials (SSVEP) Brain-Computer Interface (BCI)

Steady-state visual evoked potentials (SSVEP) brain-computer interface (...

11 Aung Aung Phyo Wai, et al. ∙

research

∙ 11/16/2019

Counting solutions to random CNF formulas

We give the first efficient algorithm to approximately count the number ...

0 Andreas Galanis, et al. ∙

research

∙ 11/04/2019

Fast sampling and counting k-SAT solutions in the local lemma regime

We give new algorithms based on Markov chains to sample and approximatel...

0 Weiming Feng, et al. ∙

research

∙ 07/14/2019

Zeros of ferromagnetic 2-spin systems

We study zeros of the partition functions of ferromagnetic 2-state spin ...

0 Heng Guo, et al. ∙

research

∙ 07/13/2019

Perfect sampling from spatial mixing

We show that strong spatial mixing with a rate faster than the growth of...

0 Weiming Feng, et al. ∙

research

∙ 05/16/2019

X2CT-GAN: Reconstructing CT from Biplanar X-Rays with Generative Adversarial Networks

Computed tomography (CT) can provide a 3D view of the patient's internal...

0 Xingde Ying, et al. ∙

research

∙ 03/14/2019

Modified log-Sobolev inequalities for strongly log-concave distributions

We show that the modified log-Sobolev constant for a natural Markov chai...

0 Mary Cryan, et al. ∙

research

∙ 08/28/2018

Approximately counting bases of bicircular matroids

We give a fully polynomial-time randomised approximation scheme (FPRAS) ...

0 Heng Guo, et al. ∙

research

∙ 07/24/2018

Zeros of Holant problems: locations and algorithms

We present fully polynomial-time (deterministic or randomised) approxima...

0 Heng Guo, et al. ∙

research

∙ 07/04/2018

Tight bounds for popping algorithms

We sharpen run-time analysis for algorithms under the partial rejection ...

0 Heng Guo, et al. ∙

research

∙ 01/22/2018

Perfect simulation of the Hard Disks Model by Partial Rejection Sampling

We present a perfect simulation of the hard disks model via the partial ...

0 Heng Guo, et al. ∙

research

∙ 11/09/2017

Counting hypergraph colorings in the local lemma regime

We give a fully polynomial-time approximation scheme (FPTAS) to count th...

0 Heng Guo, et al. ∙

Heng Guo

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